James A. Westhoff

Person

Huntington Valley, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Removable and replaceable anchored tunnel gasket
- Patent number 11,401,810
- Issue date Aug 2, 2022
- Vertex, Inc.
- William C. Andrick
- E21 - EARTH DRILLING MINING
Information Patent Grant
Removable and replaceable anchored tunnel gasket
- Patent number 10,954,668
- Issue date Mar 23, 2021
- Vertex, Inc.
- William C. Andrick
- E21 - EARTH DRILLING MINING
Information Patent Grant
Sealing assembly having liquid-filled seal
- Patent number 8,794,639
- Issue date Aug 5, 2014
- A-Lok Products, Inc.
- James A. Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Gasket package
- Patent number 7,918,464
- Issue date Apr 5, 2011
- A-Lok Products, Inc.
- James A. Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Inserts and reusable holder therefor
- Patent number 7,677,829
- Issue date Mar 16, 2010
- Poly-Tec Products, Inc.
- James A. Westhoff
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Gasket package
- Patent number 7,624,992
- Issue date Dec 1, 2009
- A-Lok Products, Inc.
- James A. Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Manhole insert for manufacture of a cast member and to provide a st...
- Patent number 7,108,101
- Issue date Sep 19, 2006
- Poly-Tec Products, Inc.
- James A. Westhoff
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Packaging design incorporating gasket clamping assemblies and insta...
- Patent number 6,921,085
- Issue date Jul 26, 2005
- Poly-Tec Products, Inc.
- James Mirales
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Apparatus for casting a gasket and associated positioning member in...
- Patent number 6,651,949
- Issue date Nov 25, 2003
- Poly-Tec Products, Inc.
- James A. Westhoff
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Expansion type clamping band characterized by simplified design and...
- Patent number 6,607,219
- Issue date Aug 19, 2003
- Poly-Tec Products, Inc.
- James Mirales
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and apparatus for forming cast members having embedded boot...
- Patent number 6,568,691
- Issue date May 27, 2003
- Poly-Tec Products, Inc.
- James A. Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Gasket and method for fabrication and use with corrugated pipe
- Patent number 6,406,025
- Issue date Jun 18, 2002
- Poly-Tec Products, Inc.
- James A. Westhoff
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Placement ring assembly having magnetic securing means
- Patent number 6,371,436
- Issue date Apr 16, 2002
- James A. Westhoff
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Placement ring assembly having cushioned knockout assembly
- Patent number 6,196,517
- Issue date Mar 6, 2001
- Poly-Tec Products, Inc.
- James A. Westhoff
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Extruded gasket for cored manholes
- Patent number 6,126,173
- Issue date Oct 3, 2000
- Poly-Tec Products, Inc.
- James A. Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Bidirectional gasket having water energizing pockets
- Patent number 5,997,006
- Issue date Dec 7, 1999
- Poly-Tec Products, Inc.
- James A. Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Lift insert assembly and fabrication assembly method therefore
- Patent number 5,884,438
- Issue date Mar 23, 1999
- Poly-Tec Products, Inc.
- James A. Westhoff
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Lift insert assembly and fabrication assembly method
- Patent number 5,860,254
- Issue date Jan 19, 1999
- Poly-Tec Products, Inc.
- James A. Westhoff
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Bidirectional gasket having water energizing pockets
- Patent number RE34787
- Issue date Nov 15, 1994
- Poly-Tec Products, Inc.
- James A. Westhoff
- 277 - Seal for a joint or juncture
Information Patent Grant
Water lock method and apparatus
- Patent number 5,299,884
- Issue date Apr 5, 1994
- Poly-Tec Products, Inc.
- James A. Westhoff
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Bidirectional gasket
- Patent number 5,248,154
- Issue date Sep 28, 1993
- Poly-Tec Products, Inc.
- James A. Westhoff
- E04 - BUILDING
Information Patent Grant
Bidirectional gasket having water energizing pockets
- Patent number 5,217,237
- Issue date Jun 8, 1993
- Poly-Tec Products, Inc.
- James A. Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and apparatus for lining manhole assemblies and the like
- Patent number 5,081,802
- Issue date Jan 21, 1992
- Poly-Tec Products, Inc.
- James A. Westhoff
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Clamping band for gaskets and the like and expansion means therefor
- Patent number 5,054,794
- Issue date Oct 8, 1991
- A-Lok Products, Inc.
- James Westhoff
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Apparatus for providing a watertight seal for manhole pipe connecti...
- Patent number 4,903,970
- Issue date Feb 27, 1990
- A-Lok Products, Inc.
- Jack Ditcher
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Metallic adjustable clamping band for gaskets
- Patent number 4,890,863
- Issue date Jan 2, 1990
- A-Lok Products, Inc.
- James Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and apparatus for lining manhole assemblies and the like
- Patent number 4,751,799
- Issue date Jun 21, 1988
- A-LOK Product, Inc.
- Jack Ditcher
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Adjustable clamping band for gaskets and method for using same
- Patent number 4,746,127
- Issue date May 24, 1988
- A-Lok Products, Inc.
- James Westhoff
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Method of making a manhole riser having integral flexible waterlock...
- Patent number 4,737,220
- Issue date Apr 12, 1988
- A-Lok Products, Inc.
- Jack Ditcher
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Gasket for use in manholes and including clamping band having coope...
- Patent number 4,711,455
- Issue date Dec 8, 1987
- A-Lok Products, Inc.
- Jack Ditcher
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
MULTI-DIMENSIONAL SPACER
- Publication number 20250164055
- Publication date May 22, 2025
- A-Lok Products Inc.
- James J. Mirales
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
REMOVABLE AND REPLACEABLE ANCHORED TUNNEL GASKET
- Publication number 20210079791
- Publication date Mar 18, 2021
- Vertex, Inc.
- William C. Andrick
- E21 - EARTH DRILLING MINING
Information Patent Application
REMOVABLE AND REPLACEABLE ANCHORED TUNNEL GASKET
- Publication number 20190226340
- Publication date Jul 25, 2019
- Vertex, Inc.
- William C. Andrick
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
SELF ADJUSTING GASKET FOR PIPE JOINTS
- Publication number 20120025471
- Publication date Feb 2, 2012
- Vertex, Inc.
- William C. Andrick
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
SEALING ASSEMBLY HAVING LIQUID-FILLED SEAL
- Publication number 20100148452
- Publication date Jun 17, 2010
- A-LOK Products, Inc.
- James A. Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Gasket package
- Publication number 20070252343
- Publication date Nov 1, 2007
- A-LOK Products, Inc.
- James A. Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Gasket package
- Publication number 20070252342
- Publication date Nov 1, 2007
- Poly-Tec Products, Inc.
- James A. Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Inserts and reusable holder therefor
- Publication number 20070090566
- Publication date Apr 26, 2007
- POLY-TEC PRODUCTS, INC.
- James A. Westhoff
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Inserts and method and apparatus for embedding inserts in cast members
- Publication number 20050188645
- Publication date Sep 1, 2005
- POLY-TEC PRODUCTS, INC.
- James A. Westhoff
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Novel packaging design incorporating gasket clamping assemblies and...
- Publication number 20030230860
- Publication date Dec 18, 2003
- POLY-TEC PRODUCTS, INC.
- James Mirales
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Boot connector designed to be cast in radial progression and method...
- Publication number 20030218304
- Publication date Nov 27, 2003
- Poly-Tech Products, Inc.
- James A. Westhoff
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Expansion type clamping band characterized by simplified design and...
- Publication number 20020190478
- Publication date Dec 19, 2002
- POLY-TEC PRODUCTS, INC.
- James Mirales
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

James A. Westhoff

Person

Patents Grantslast 30 patents

Removable and replaceable anchored tunnel gasket

Removable and replaceable anchored tunnel gasket

Sealing assembly having liquid-filled seal

Gasket package

Inserts and reusable holder therefor

Gasket package

Manhole insert for manufacture of a cast member and to provide a st...

Packaging design incorporating gasket clamping assemblies and insta...

Apparatus for casting a gasket and associated positioning member in...

Expansion type clamping band characterized by simplified design and...

Method and apparatus for forming cast members having embedded boot...

Gasket and method for fabrication and use with corrugated pipe

Placement ring assembly having magnetic securing means

Placement ring assembly having cushioned knockout assembly

Extruded gasket for cored manholes

Bidirectional gasket having water energizing pockets

Lift insert assembly and fabrication assembly method therefore

Lift insert assembly and fabrication assembly method

Bidirectional gasket having water energizing pockets

Water lock method and apparatus

Bidirectional gasket

Bidirectional gasket having water energizing pockets

Method and apparatus for lining manhole assemblies and the like

Clamping band for gaskets and the like and expansion means therefor

Apparatus for providing a watertight seal for manhole pipe connecti...

Metallic adjustable clamping band for gaskets

Method and apparatus for lining manhole assemblies and the like

Adjustable clamping band for gaskets and method for using same

Method of making a manhole riser having integral flexible waterlock...

Gasket for use in manholes and including clamping band having coope...

Patents Applicationslast 30 patents

MULTI-DIMENSIONAL SPACER

REMOVABLE AND REPLACEABLE ANCHORED TUNNEL GASKET

REMOVABLE AND REPLACEABLE ANCHORED TUNNEL GASKET

SELF ADJUSTING GASKET FOR PIPE JOINTS

SEALING ASSEMBLY HAVING LIQUID-FILLED SEAL

Gasket package

Gasket package

Inserts and reusable holder therefor

Inserts and method and apparatus for embedding inserts in cast members

Novel packaging design incorporating gasket clamping assemblies and...

Boot connector designed to be cast in radial progression and method...

Expansion type clamping band characterized by simplified design and...